Electric oven



FIG. 1 is a perspective view of an electric oven showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a reference perspective view thereof when in use.

The broken lines are for showing an environmental structure when in use and form no part of the claimed design. 

CLAIM The ornamental design for an electric oven, as shown and described. 